<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>demo</title>
  <script type="text/javascript" src="../vue.js"></script>
</head>

<body>
  <div id="app">
    <!-- 强制绑定 : 是v-bind:的简写  -->
    <img :src=`${one}${two}`>
  </div>
</body>
<script type="text/javascript">
  Vue.config.productionTip = false
  const vm = new Vue({
    el: "#app",
    data() {
      return {
        one: 'https://www.baidu.com/img/',
        two: 'PCfb_5bf082d29588c07f842ccde3f97243ea.png'
      }
    }
  })
</script>

</html>